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1

Studies on Pyrazolo[3,4-d]pyrimidine Derivatives. XVIII. Facile Preparation of 1H-Pyrazolo[3,4-d]pyrimidin-4(5H)-ones

Miyashita, Akira, Iijima, Chihoko, Higashino, Takao, Matsuda, Hideaki

Journal:

Year:

1990

Language:

english

File:

PDF, 129 KB

english, 1990

2

Studies on Quinoxaline N-Oxides. VII. : Reaction of Quinoxaline 1-Oxide with Phenyl isocyanate.

Iijima, Chihoko

Journal:

YAKUGAKU ZASSHI

Year:

1967

File:

PDF, 511 KB

1967

3

Preparation of Heteroarenecarbonitriles by Reaction of Heteroarene N-Oxides with Trimethylsilyl Cyanide in the Presence of DBU

Miyashita, Akira, Kawashima, Touru, Iijima, Chihoko, Higashino, Takeo

Journal:

Year:

1992

Language:

english

File:

PDF, 204 KB

english, 1992

4

Grignard reactions of 1-phthalazine-, 2-quinoxaline-, and 4-cinnoline-carbonitrile.

HAYASHI, EISAKU, IINUMA, MITSUHISA, UTSUNOMIYA, IWAO, IIJIMA, CHIHOKO, OISHI, ETSUO, HIGASHINO, TAKEO

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1977

File:

PDF, 1.13 MB

1977

5

Quinoxalines. XXII. Aryl migration of 2-aroylquinoxalines to 2-arylquinoxalines.

HIGASHINO, TAKEO, TAKEMOTO, MASUMI, TANJI, KENICHI, IIJIMA, CHIHOKO, HAYASHI, EISAKU

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1985

File:

PDF, 861 KB

1985

6

Triazolo(4,5-d)pyrimidines. XII. Reactions of 6-Benzoyl-6,7-dihydro-3-phenyl-3H-1,2,3-triazolo(4,5-d)pyrimidines(Triazolopyrimidine Reissert Compounds) with Acid, Base, and Electrophile.

TANJI, Ken-ichi, SATO, Susumu, KANAMARU, Yoshihiko, IIJIMA, Chihoko, MIYASHITA, Akira, HIGASHINO, Takeo

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1992

File:

PDF, 696 KB

1992

7

Catalytic Action of Azolium Salts. II. Aroylation of 4-Chloroquinazolines with Aromatic Aldehydes Catalyzed by 1,3-Dimethylbenzimidazolium Iodide.

MIYASHITA, Akira, MATSUDA, Hideaki, IIJIMA, Chihoko, HIGASHINO, Takeo

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1992

File:

PDF, 844 KB

1992

8

Catalytic Reduction of Heterocyclic Aromatic Amine N-Oxides with Raney Nickel. IV.1) Reduction of 4, 4'-Azopyridine 1, 1'-Dioxide, 4, 4'-Azoxypyridine 1, 1'-Dioxide, and 2-Styrylpyridine 1-Oxide.

Hayashi, Eisaku, Yamanaka, Hiroshi, Iijima, Chihoko, Matsushita, Shizuo

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1960

File:

PDF, 531 KB

1960

9

Quinoxalines. XXVI. Reactions of 2-quinoxalinyl thiocyanate with nucleophiles.

IIJIMA, Chihoko, KYO, Tomiko

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1989

File:

PDF, 564 KB

1989

10

Reaction of 2-Quinolyl Thiocyanate with C-Nucleophiles.

IIJIMA, Chihoko, HIYOSHI, Emiko, MIYASHITA, Akira

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1992

File:

PDF, 613 KB

1992

11

Catalytic action of azolium salts. I. Aroylation of 4-chloro-1H-pyrazolo(3,4-d)pyrimidines with aromatic aldehydes catalyzed by 1,3-dimethylbenzimidazolium iodide.

MIYASHITA, Akira, MATSUDA, Hideaki, IIJIMA, Chihoko, HIGASHINO, Takeo

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1990

File:

PDF, 913 KB

1990

12

Quinoxalines. XXVII. The cyanation of 2-substituted quinoxaline 4-oxides with trimethylsilyl cyanide.

IIJIMA, Chihoko, MIYASHITA, Akira

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1990

File:

PDF, 437 KB

1990

13

Quinoxalines. XXIII. : Reaction of 2-Chloroquinoxaline with Nucleophiles

IIJIMA, CHIHOKO, HAYASHI, EISAKU

Journal:

YAKUGAKU ZASSHI

Year:

1988

File:

PDF, 597 KB

1988

14

Catalytic Reduction of Quinoline 1-Oxide and 4-Substituted Pyridine 1-Oxides with Urushibara Nickel

Hayashi, Eisaku, Yamanaka, Hiroshi, Iijima, Chihoko

Journal:

YAKUGAKU ZASSHI

Year:

1960

File:

PDF, 372 KB

1960

15

Studies on Quinoxaline N-Oxides. III

Hayashi, Eisaku, Iijima, Chihoko, Nagasawa, Yoko

Journal:

YAKUGAKU ZASSHI

Year:

1964

Language:

english

File:

PDF, 3.74 MB

english, 1964

16

Catalytic Reduction of Heterocyclic Aromatic Amine Oxides with Raney Ni. V

Hayashi, Eisaku, Yamanaka, Hiroshi, Iijima, Chihoko

Journal:

YAKUGAKU ZASSHI

Year:

1960

Language:

english

File:

PDF, 654 KB

english, 1960

17

Studies on Quinoxaline N-Oxides. VI. : Observations on Ultraviolet Spectra of 2-Phenyl- and 2-Alkyl-3-phenylquinoxalines

Hayashi, Eisaku, Iijima, Chihoko, Yamamoto, Kanae

Journal:

YAKUGAKU ZASSHI

Year:

1966

File:

PDF, 385 KB

1966

18

Quinoxalines. XIV. : On the Reaction of 2-Substituted Quinoxaline 4-Oxide with Acetophenone

IIJIMA, CHIHOKO, HAYASHI, EISAKU

Journal:

YAKUGAKU ZASSHI

Year:

1971

File:

PDF, 638 KB

1971

19

Quinoxalines. XVI. On the Reaction of 2-Chloroquinoxaline 4-Oxide with Ketone

IIJIMA, CHIHOKO, HAYASHI, EISAKU

Journal:

YAKUGAKU ZASSHI

Year:

1972

File:

PDF, 751 KB

1972

20

Quinoxalines. XX. On the Reaction of 2-Alkoxyquinoxalines with Sodium Amide

IIJIMA, CHIHOKO, MORIKAWA, TEIKO, HAYASHI, EISAKU

Journal:

YAKUGAKU ZASSHI

Year:

1975

File:

PDF, 990 KB

1975

21

Quinoxalines. XI. : On Quinoxaline 1-Oxide

Iijima, Chihoko

Journal:

YAKUGAKU ZASSHI

Year:

1967

File:

PDF, 1.19 MB

1967

22

Anti-tumor Activity of Eighty Four Synthesized N-Heteroaromatic Compounds

HAYASHI, EISAKU, HIGASHINO, TAKEO, IIJIMA, CHIHOKO, OISHI, ETSUO, MAKINO, HIROKAZU, IRIE, TOSHIO, YAMAMOTO, FUSAKO, YOKOYAMA, YOKO, IWAI, YOSHIHISA, KATO, HIROAKI, SHIMADA, NORIAKI, SUZUKI, SENJI, SON

Journal:

YAKUGAKU ZASSHI

Year:

1977

File:

PDF, 1020 KB

1977

23

Quinoxalines. XXI : Synthesis of 2-Substituted Furo [2, 3-b] quinoxaline and 2-Substituted Pyrrolo [2, 3-b] quinoxaline

IIJIMA, CHIHOKO, HAYASHI, EISAKU

Journal:

YAKUGAKU ZASSHI

Year:

1977

File:

PDF, 754 KB

1977

24

Quinoxalines. XXIV. : Reaction of 2-Chloroquinoxaline with C-Nucleophiles

IIJIMA, CHIHOKO, HAYASHI, EISAKU

Journal:

YAKUGAKU ZASSHI

Year:

1988

File:

PDF, 497 KB

1988

25

Syntheses and Anti-tumor Activity of N-Heterocyclic Compounds Having the Cyclic Hydrazide Structure

HAYASHI, EISAKU, HIGASHINO, TAKEO, OISHI, ETSUO, IIJIMA, CHIHOKO, YAMAGISHI, MASAAKI, OTA, CHIEKO, MIWA, YOSHIO, NAKAJIMA, ATSUKO, IWATA, SHIGEKO, OHMINE, MIHOKO, TSUDA, SUEKO, OHHIRA, YASUKO, HOSHI,

Journal:

YAKUGAKU ZASSHI

Year:

1978

File:

PDF, 683 KB

1978

26

Studies on Quinoxaline N-Oxides. I

Hayashi, Eisaku, Iijima, Chihoko

Journal:

YAKUGAKU ZASSHI

Year:

1962

File:

PDF, 1.42 MB

1962

27

Quinoxalines. XXV. Synthesis and Chemical Properties of 2-Nitroquinoxaline

IIJIMA, CHIHOKO

Journal:

YAKUGAKU ZASSHI

Year:

1989

File:

PDF, 775 KB

1989

28

Quinoxalines. XV. On the Reaction of 2-Chloroquinoxaline and 2, 3-Dichloroquinoxaline with Ketone

IIJIMA, CHIHOKO, HAYASHI, EISAKU

Journal:

YAKUGAKU ZASSHI

Year:

1972

File:

PDF, 742 KB

1972

29

Studies on Quinoxaline N-Oxides. II

Hayashi, Eisaku, Iijima, Chihoko

Journal:

YAKUGAKU ZASSHI

Year:

1964

File:

PDF, 1019 KB

1964

30

On the N-Oxidation of 1-Alkoxyphthalazines and 1, 4-Dialkoxyphthalazines

Hayashi, Eisaku, Higashino, Takeo, Iijima, Chihoko, Kono, Yasuko, Doihara, Toshiko

Journal:

YAKUGAKU ZASSHI

Year:

1962

File:

PDF, 888 KB

1962

31

Mass Spectra of The Condensed Diazinecarbonitriles

UCHIDA, MITSUO, HIGASHINO, TAKEO, IIJIMA, CHIHOKO, SHIMADA, NORIAKI

Journal:

Journal of the Mass Spectrometry Society of Japan

Year:

1977

Language:

english

File:

PDF, 568 KB

english, 1977

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